<template>
<div>
    <div class="item"></div>
        </div>
</template>
<script>
export default{
    data(){
        return{};
    },
    methods: {},
};
</script>
<style scoped>

.item{
    position:fixed;
    left: 0;
    bottom: 0px;
    width: 100px; 
    height: 100px;
    border: 1px solid black;
    background: red;


}
</style>